Aliens haven't landed yet because they're too small for human furniture-- they'd feel too foolish.
7.4·1951
6.4·1996
7.3·1988
6.0·2025
6.1·2018
6.0·2023
6.5·1976
6.2·1957
6.0·2020
6.7·1984
6.0·2016
6.0·1984
6.3·1990
6.2·2020
7.4·1989
5.9·2020
6.7·1975
6.3·1985
6.1·2023
6.3·2011